public class ContinueDemo {
	
	public static void main(String[] args) {
		
		int sum = 0;
		for (int i = 0; i <= 100; i++) {
			
			if (i % 2 == 1) {
				
				continue;
			}
			sum = sum +i;
			
			if (i == 50) {
				System.out.println(sum);
				return;
			}

		}
		
		
	}
}